Added setter for DB Connection. Needed for Test DB
Added test DB
Merge branch 'testing' into dev
created dbHandler
Added function writeRequest
Added function hasNewData
Change webhandler to use new module dbHadler and tempPlot
Added comments
some error handling
dbHandler
Merge branch 'plotcaching' of github.com:flashbyte/Bluemchen-Bot into plotcaching
ploting nices dates on y-axis

mostly Copy&Pasta from
http://matplotlib.org/examples/pylab_examples/date_demo2.html
even nicer y-axis output

all 6 hours are printed and every hour has a smaller axis-line.
fixed syntax
removed TODO
fixed dbHandler hasNewData
merged dbHandler
Some fixes
code clean up
moved code block.